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All results from a given calculation for NH2CH2CN (Aminoacetonitrile)

using model chemistry: MP3/6-31G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at MP3/6-31G*
 hartrees
Energy at 0K-187.529670
Energy at 298.15K-187.534522
HF Energy-186.941865
Nuclear repulsion energy102.967290
The energy at 298.15K was derived from the energy at 0K and an integrated heat capacity that used the calculated vibrational frequencies.
Vibrational Frequencies calculated at MP3/6-31G*
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 A' 3546 3328 1.45      
2 A' 3137 2944 8.85      
3 A' 2436 2286 0.14      
4 A' 1742 1635 29.80      
5 A' 1537 1442 6.87      
6 A' 1409 1322 10.74      
7 A' 1161 1089 15.50      
8 A' 988 927 173.26      
9 A' 882 828 48.71      
10 A' 575 540 10.77      
11 A' 211 198 13.65      
12 A" 3633 3410 3.92      
13 A" 3184 2988 4.08      
14 A" 1430 1342 0.06      
15 A" 1231 1155 0.01      
16 A" 921 864 0.05      
17 A" 401 376 19.53      
18 A" 279 262 56.22      

Unscaled Zero Point Vibrational Energy (zpe) 14349.8 cm-1
Scaled (by 0.9386) Zero Point Vibrational Energy (zpe) 13468.7 cm-1
See section III.C.1 List or set vibrational scaling factors to change the scale factors used here.
See section III.C.2 Calculate a vibrational scaling factor for a given set of molecules to determine the least squares best scaling factor.
Rotational Constants (cm-1) from geometry optimized at MP3/6-31G*
ABC
1.00375 0.15821 0.14341

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP3/6-31G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 -1.455 0.723 0.000
C2 0.000 0.833 0.000
C3 0.725 -0.463 0.000
N4 1.248 -1.498 0.000
H5 -1.762 0.199 0.816
H6 -1.762 0.199 -0.816
H7 0.314 1.403 0.879
H8 0.314 1.403 -0.879

Atom - Atom Distances (Å)
  N1 C2 C3 N4 H5 H6 H7 H8
N11.45932.48113.49781.01711.01712.08942.0894
C21.45931.48472.64402.04312.04311.09341.0934
C32.48111.48471.15992.69962.69962.10242.1024
N43.49782.64401.15993.55023.55023.17143.1714
H51.01712.04312.69963.55021.63182.40122.9384
H61.01712.04312.69963.55021.63182.93842.4012
H72.08941.09342.10243.17142.40122.93841.7578
H82.08941.09342.10243.17142.93842.40121.7578

picture of Aminoacetonitrile state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 C2 C3 114.865 N1 C2 H7 109.030
N1 C2 H8 109.030 C2 N1 H5 109.896
C2 N1 H6 109.896 C2 C3 N4 177.582
C3 C2 H7 108.321 C3 C2 H8 108.321
H5 N1 H6 106.672 H7 C2 H8 106.991
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability